Finding the Fourth Proportional to 93,334.99, 128,797.62 and 53,043.43
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Solution
The fourth proportional to 93,334.99, 128,797.62 and 53,043.43 is: 73,197.28
Step by Step Solution
- Step 1: Write the proportion equation
93,334.99 : 128,797.62 = 53,043.43 : x - Step 2: Convert to fraction form
93,334.99/128,797.62 = 53,043.43/x - Step 3: Cross multiply
93,334.99x = 128,797.62 × 53,043.43 - Step 4: Simplify right side
93,334.99x = 6,831,867,540.64 - Step 5: Solve for x
x = 6,831,867,540.64/93,334.99 - Step 6: Final answer
x = 73,197.28
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.